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Message-ID: <202012310900.UVzGKhcY-lkp@intel.com>
Date: Thu, 31 Dec 2020 09:23:11 +0800
From: kernel test robot <lkp@...el.com>
To: Marek Vasut <marex@...x.de>, netdev@...r.kernel.org
Cc: kbuild-all@...ts.01.org, Marek Vasut <marex@...x.de>,
Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>,
Lukas Wunner <lukas@...ner.de>
Subject: Re: [PATCH 2/2] net: ks8851: Register MDIO bus and the internal PHY
Hi Marek,
I love your patch! Perhaps something to improve:
[auto build test WARNING on net/master]
[also build test WARNING on net-next/master ipvs/master linus/master v5.11-rc1 next-20201223]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Marek-Vasut/net-phy-micrel-Add-KS8851-PHY-support/20201230-210003
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 4bfc4714849d005e6835bcffa3c29ebd6e5ee35d
config: alpha-allmodconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/799aae00b2ec29ee4a86a2d8b8a8b0c1b816cb84
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Marek-Vasut/net-phy-micrel-Add-KS8851-PHY-support/20201230-210003
git checkout 799aae00b2ec29ee4a86a2d8b8a8b0c1b816cb84
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
drivers/net/ethernet/micrel/ks8851_common.c: In function 'ks8851_register_mdiobus':
>> drivers/net/ethernet/micrel/ks8851_common.c:1082:22: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551614' to '4294967294' [-Woverflow]
1082 | mii_bus->phy_mask = ~BIT(0);
| ^
vim +1082 drivers/net/ethernet/micrel/ks8851_common.c
1067
1068 static int ks8851_register_mdiobus(struct ks8851_net *ks, struct device *dev)
1069 {
1070 struct mii_bus *mii_bus;
1071 int ret;
1072
1073 mii_bus = mdiobus_alloc();
1074 if (!mii_bus)
1075 return -ENOMEM;
1076
1077 mii_bus->name = "ks8851_eth_mii";
1078 mii_bus->read = ks8851_mdio_read;
1079 mii_bus->write = ks8851_mdio_write;
1080 mii_bus->priv = ks;
1081 mii_bus->parent = dev;
> 1082 mii_bus->phy_mask = ~BIT(0);
1083 snprintf(mii_bus->id, MII_BUS_ID_SIZE, "%s", dev_name(dev));
1084
1085 ret = mdiobus_register(mii_bus);
1086 if (ret)
1087 goto err_mdiobus_register;
1088
1089 ks->mii_bus = mii_bus;
1090
1091 return 0;
1092
1093 err_mdiobus_register:
1094 mdiobus_free(mii_bus);
1095 return ret;
1096 }
1097
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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